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2023-05-05 23:24:09 +08:00 · 2023-05-05 23:24:09 +08:00 · 69e5f59d4b
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 - [Convert String to String Array](https://www.baeldung.com/java-convert-string-to-string-array)
 - [String Interpolation in Java](https://www.baeldung.com/java-string-interpolation)
 - [Guide to Splitting a String by Whitespace in Java](https://www.baeldung.com/java-splitting-a-string-by-whitespace)
+- [Check if the First Letter of a String Is a Number](https://www.baeldung.com/java-check-if-string-starts-with-number)